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diff --git a/sd/source/ui/presenter/SlideRenderer.hxx b/sd/source/ui/presenter/SlideRenderer.hxx
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+++ b/sd/source/ui/presenter/SlideRenderer.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SD_SOURCE_UI_PRESENTER_SLIDERENDERER_HXX
+#define INCLUDED_SD_SOURCE_UI_PRESENTER_SLIDERENDERER_HXX
+
+#include <PreviewRenderer.hxx>
+#include <com/sun/star/drawing/XSlideRenderer.hpp>
+#include <com/sun/star/lang/XInitialization.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+
+#include <cppuhelper/basemutex.hxx>
+#include <cppuhelper/compbase.hxx>
+
+namespace com::sun::star::drawing { class XDrawPage; }
+
+namespace sd::presenter {
+
+typedef ::cppu::WeakComponentImplHelper <
+    css::drawing::XSlideRenderer,
+    css::lang::XInitialization,
+    css::lang::XServiceInfo
+> SlideRendererInterfaceBase;
+
+/** Render single slides into bitmaps.
+*/
+class SlideRenderer
+    : protected ::cppu::BaseMutex,
+      public SlideRendererInterfaceBase
+{
+public:
+    SlideRenderer ();
+    virtual ~SlideRenderer() override;
+    SlideRenderer(const SlideRenderer&) = delete;
+    SlideRenderer& operator=(const SlideRenderer&) = delete;
+    virtual void SAL_CALL disposing() override;
+
+    // XInitialization
+
+    virtual void SAL_CALL initialize (const css::uno::Sequence<css::uno::Any>& rArguments) override;
+
+    OUString SAL_CALL getImplementationName() override;
+
+    sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override;
+
+    css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
+
+    // XSlideRenderer
+
+    virtual css::uno::Reference<css::awt::XBitmap> SAL_CALL createPreview (
+        const css::uno::Reference<css::drawing::XDrawPage>& rxSlide,
+        const css::awt::Size& rMaximumPreviewPixelSize,
+        sal_Int16 nSuperSampleFactor) override;
+
+    virtual css::uno::Reference<css::rendering::XBitmap> SAL_CALL createPreviewForCanvas (
+        const css::uno::Reference<css::drawing::XDrawPage>& rxSlide,
+        const css::awt::Size& rMaximumPreviewPixelSize,
+        sal_Int16 nSuperSampleFactor,
+        const css::uno::Reference<css::rendering::XCanvas>& rxCanvas) override;
+
+    virtual css::awt::Size SAL_CALL calculatePreviewSize (
+        double nSlideAspectRatio,
+        const css::awt::Size& rMaximumPreviewPixelSize) override;
+
+private:
+    PreviewRenderer maPreviewRenderer;
+
+    /// @throws css::uno::RuntimeException
+    BitmapEx CreatePreview (
+        const css::uno::Reference<css::drawing::XDrawPage>& rxSlide,
+        const css::awt::Size& rMaximumPreviewPixelSize,
+        sal_Int16 nSuperSampleFactor);
+
+    /** @throws css::lang::DisposedException when the object has already been
+        disposed.
+    */
+    void ThrowIfDisposed();
+};
+
+} // end of namespace ::sd::presenter
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */